121016316 has 24 divisors (see below), whose sum is σ = 287159040. Its totient is φ = 39654832.

The previous prime is 121016309. The next prime is 121016321. The reversal of 121016316 is 613610121.

It is a junction number, because it is equal to n+sod(n) for n = 121016292 and 121016301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84756 + ... + 86171.

It is an arithmetic number, because the mean of its divisors is an integer number (11964960).

Almost surely, 2^121016316 is an apocalyptic number.

It is an amenable number.

121016316 is an abundant number, since it is smaller than the sum of its proper divisors (166142724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121016316 is a wasteful number, since it uses less digits than its factorization.

121016316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170993 (or 170991 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 121016316 is about 11000.7416113642. The cubic root of 121016316 is about 494.6309748306.

Adding to 121016316 its reverse (613610121), we get a palindrome (734626437).

The spelling of 121016316 in words is "one hundred twenty-one million, sixteen thousand, three hundred sixteen".